Lguest currently depends on 32-bit x86, not just x86.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>

drivers/lguest/Kconfig

 config LGUEST
 	tristate "Linux hypervisor example code"
-	depends on X86 && EXPERIMENTAL && !X86_PAE && FUTEX && !(X86_VISWS || X86_VOYAGER)
+	depends on X86_32 && EXPERIMENTAL && !X86_PAE && FUTEX && !(X86_VISWS || X86_VOYAGER)
 	select HVC_DRIVER
 	---help---
 	  This is a very simple module which allows you to run